Szőny was a town in Hungary. Since 1977, it has been part of the city of Komárom.

The Roman legion Legio I Adiutrix was based here from 86 AD to the mid-5th century and took part in several Parthian wars.^[2]

The town was known as Brigetio to the Romans, and was the site of the death of Roman Emperor Valentinian I^[3] An important Roman military diploma was found in the town in the early twentieth century - it is now in the British Museum's collection.^[4] Later during the Middle Ages the town was called Camarum. The town has one of the earliest records of conjoined twins - Helen and Judith.^[5]

During the Oil Campaign of World War II, the Szőny oil refinery was a strategic bombing target.